Most likely the tranny since my friend LockDot and fellow forum member both can smell it when the trans is hot. It only starts to smell above 210F at...
I have seen mine get to 107C/225F before, just holding my foot the the floor on a mountain pass. Anything over 104C/220F I would consider a dangerous...
I also bought a little jumper pack, one of the best purchases I have ever made for sure. I have used it to help people 3 times just me out in public....
I did in fact fill it up when the battery was full. I do not own a charger so I just drove around, shut off the car and filled it up. Was at 12.9V so...